Table 1 Data (median and range) of baseline saliva (S0) and experimental saliva samples (SExp) of the four groups

Amount of saliva

ul

450

(200–1200)

1200 ^{a b}

(600–1700)

900 ^{b c}

(400–1600)

500

(200–800)

650 ^a

(200–1900)

400

(100–1100)

700 ^a

(300–1000)

400

(0–900)

400

(0–1100)

pH

Score

1–5

8

(8–9)

9

(8–9)

8.5

(7–9)

7 ^{a b c}

(7–9)

9

(8–9)

7.5 ^{a b c}

(6–9)

9

(8–9)

9

(8–9)

Handling

Score

1–5

1

(1–2)

1

(1–2)

1

(1–3)

1

(1–3)

1

(1–5)

1

(1–5)

1

(1–2)

1

(1–2)

Excitement

Score

1–5

1

(1–1)

1 ^a

(1–2)

1

(1–3)

1

(1–3)

1

(1–4)

1

(1–5)

1

(1–1)

1

(1–1)

Chewing

Score

1–5

2

(1–3)

3.5 ^a

(1–4)

2

(1–4)

3

(1–5)

2

(1–4)

3 ^a

(3–4)

2

(1–5)

2

(1–5)

Saliva cortisol concentration

nmol/l

0.4

(0.1–1.2)

0.7 ^a

(0.5–3.6)

0.3 ^c

(0.1–1.0)

0.4

(0.2–1.5)

0.4

(0–1-1.1)

0.4

(0.2–2.2)

0.6 ^a

(0.3–2.4)

0.4

(0.1–1.2)

0.5

(0.2–1.7)